{
  "title": "Blue Marble: Next Generation, December 2004 base map",
  "creator": "NASA Earth Observatory",
  "sourcePage": "https://science.nasa.gov/earth/earth-observatory/blue-marble-next-generation/base-map/",
  "sourceFile": "https://assets.science.nasa.gov/content/dam/science/esd/eo/images/bmng/bmng-base/december/world.200412.3x5400x2700.jpg",
  "rights": "NASA US government imagery, generally not subject to US copyright; educational use under NASA media guidelines. No endorsement.",
  "rightsSource": "https://www.nasa.gov/nasa-brand-center/images-and-media/",
  "processing": "Resized 5400x2700 to 2048x1024 with Lanczos, encoded WebP quality 86; no cropping or retouching.",
  "file": "blue-marble-december.webp",
  "sha256": "97aebdea2622cf52283be8ff1fa6b4ce2a6f4122dd8d5f7ae70b50c600c8c1a9",
  "sourceSha256": "3d38a8ecaceb1cdb51ced7f831e9ac18d261950049616feff6892efcae0dcc26",
  "checked": "2026-09-08"
}